package com.chao.juc.collection;

import java.util.*;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 * @author : Rookie
 * @description :
 * @date : 2022/1/22
 */
public class ListTest {
    public static void main(String[] args) {
        List<String> list = new CopyOnWriteArrayList<>();
        for (int i = 0; i < 20; i++) {
            new Thread(() -> {
                list.add(UUID.randomUUID().toString());
                System.out.println(list);
            },String.valueOf(i)).start();
        }
    }
}
